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TR 28.864
Study on Enhancement of the management aspects related to NetWork Data Analytics Functions (NWDAF)

V18.0.1 (Wzip)  2023/06  29 p.
Mr. Zhao, Song
China Telecom Corporation Ltd.

full Table of Contents for  TR 28.864  Word version:  18.0.1

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1  Scopep. 7

The present document studies the management enhancement for NWDAF (Network Data Analytics Function).
In the present document, with regarding to the analytic, data management and trained ML model provisioning services provided by the NWDAF, also considering different NWDAF deployment scenarios, some fundamental key issues related the management enhancement for NWDAF are discussed. And the corresponding potential solutions are provided and evaluated.
The present document also provides recommendations for the normative specifications work.

2  Referencesp. 7

3  Definitions of terms, symbols and abbreviationsp. 7

3.1  Termsp. 7

3.2  Symbolsp. 7

3.3  Abbreviationsp. 8

4  Key Issues and potential solutionsp. 8

4.1  Key Issue #1: NWDAFFunction IOC enhancement to support Multiple NWDAF Deploymentp. 8

4.2  Key Issue #2: NWDAFFunction IOC enhancement to support the logical decomposition of NWDAFp. 10

4.3  Key Issue #3: Performance Measurement of the NWDAF on the Interaction Aspectp. 11

4.4  Key Issue #4: Performance Measurement for NWDAF Data Collectionp. 19

4.5  Key Issue #5: Performance Measurement on Data Collection Exposed by NWDAFp. 21

4.6  Key Issue #6: Performance measurement of the NWDAF related to the analytics result generationp. 23

4.7  Key Issue #7: Performance Management of the NWDAF Analytics-related Timingp. 25

5  Conclusions and recommendationsp. 28

$  Change historyp. 29

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